Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCOP(=O)(Sc1ccccc1)Sc1ccccc1
b: COc1ccc(CC[NH+](C)CCC[C@@](C#N)(c2ccc(OC)c(OC)c2)C(C)C)cc1OC
c: CC(C)(O)[C@H]1C=CC([C@H](c2cc[n+]([O-])cc2)c2ccc(OC(F)F)c(OC(F)F)c2)=CN1
d: C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=Cc5oncc5C[C@]4(C)[C@H]3CC[C@@]21C
Answer: a, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
(1S,2R,13R,14S,17R,18S)-17-ethynyl-2,18-dimethyl-7-oxa-6-azapentacyclo[11.7.0.02,10.04,8.014,18]icosa-4(8),5,9-trien-17-ol