NO_FG
graph_fg
alkyl
4_ammonium_ion
fluoro
chloro
ether
RING_6
nitrile
primary_amine
secondary_amine
tertiary_carbon
RING_5
alkene
RING_7
tertiary_amine
ketone
hydroxyl
sulfide
sulfonyl
amide
ester
carboxyl
quaternary_carbon
secondary_ketimine
alkyne
alkene_carbon
nitro
trifluoromethyl
RING_4
secondary_aldimine
primary_ketimine
acetal
carbonate_ester
azo
carbamate
bromo
RING_3
phosphono
RING_40
imide
RING_19
nitroso
RING_8
sulfhydryl
aldehyde
ketoxime
borono
difluoromethyl
thiolester
aldoxime
carboxylate
thiocyanate
isothiocyanate
phosphate
phosphodiester
iodo
sulfonic_acid
carbodithio
sulfinyl
azide
thioketone
RING_23
trimethylsilyl
RING_21
sulfonate_ester
RING_16
RING_15
RING_9
RING_18
RING_20
RING_32
RING_14
RING_22
nitrate
primary_aldimine
disulfide
RING_10
hemiacetal
dichloromethyl
trichloromethyl
haloformyl
hydroperoxy
hemiketal
isonitrile
RING_24
RING_11
RING_12
nitrosooxy
RING_33
phosphino
sulfino
RING_17
cyanate
RING_13
carbothioic_O-acid
RING_36
RING_72
hydrazone
RING_31
RING_25
RING_28
RING_35
RING_34
RING_42
RING_38
RING_29
RING_26
RING_51
RING_75
RING_27
RING_45
RING_60
RING_30
RING_43
RING_41
RING_56
RING_81
RING_39
RING_37
RING_47
RING_49
RING_44
phosphoryl
RING_54
RING_53
RING_63
carboxylic_anhydride
carbothioic_S-acid
silyl_ether
borinate
carbodithioic_acid
peroxy
tribromomethyl
chlorobromomethyl
amidine
dibromomethyl
isocyanate
bromodichloromethyl
ketal
boronate
borino
chloroiodomethyl
bromoiodomethyl
thionoester
fluorochloromethyl
RING_68
bromodifluoromethyl
RING_58
difluorochloromethyl
thial
RING_52
RING_48
RING_62
RING_164
RING_71
RING_46
orthoester
RING_55
