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 other words.
Options:
(a) C[C@@H]1COc2c(N3CC[NH+](C)CC3)c(F)cc3c(=O)c(C(=O)[O-])cn1c23
(b) O=C1N=c2ccccc2=[N+]1C1CC[NH+](CCCC(c2ccc(F)cc2)c2ccc(F)cc2)CC1
(c) O=C1NCCN1CC[NH+]1CCC(c2cn(-c3ccc(F)cc3)c3ccc(Cl)cc23)CC1
(d) COc1ccc(CCN(C)CCCN(C(=O)c2ccc([N+](=O)[O-])cc2)c2ccc(OC)c(OC)c2)cc1OC
Answer: 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-[1-[4,4-bis(4-fluorophenyl)butyl]piperidin-1-ium-4-yl]benzimidazol-1-ium-2-one