Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc(CCN(C)CCC[C@@](C#N)(c2cc(OC)c(OC)c(OC)c2)C(C)C)cc1OC
b) O=C1NCCN1CCN1CCC(c2cn(C3CCCCC3)c3ccc(Cl)cc23)CC1
c) CN(C)C(=O)[C@@H](CO)N(C)Cc1ccc2c(c1)CC[C@H](N1CCN(CCc3ccc(F)cc3)CC1=O)C2
d) CCCN1CCCC[C@@H]1C(=O)Nc1c(C)cccc1C
Answer: a, b, c, 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}
1-[2-[4-(5-chloro-1-cyclohexylindol-3-yl)piperidin-1-yl]ethyl]imidazolidin-2-one