Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: Cc1ccc(-c2nc(NC(=O)CN3CCC(CN(C)C)CC3)cc(-n3nccc3C)n2)o1
b: CCOC(=O)C1(c2ccccc2)CCN(C)CC1
c: F[C@@H]1CC[NH2+]C[C@H]1c1c(-c2ccccc2)[nH]c2cc(Cl)ccc12
d: Fc1ccc(-n2cc(C3CCN(CCN4CCNC4=S)CC3)c3ccccc32)cc1
e: COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1c1ccccc1[N+](=O)[O-]
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}
ethyl1-methyl-4-phenylpiperidine-4-carboxylate