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 CCC[NH2+]C[C@@H](O)COc1ccccc1C(=O)CCc1ccccc1
b Cc1c(F)c(N2CC[NH2+][C@H](C)C2)cc2c1C(=O)[C@H](C(=O)[O-])C=[N+]2C1CC1
c Fc1ccc(-n2cc(C3CCN(CCN4CCNC4=S)CC3)c3ccccc32)cc1
d F[C@@H]1CC[NH2+]C[C@H]1c1c(-c2ccccc2)[nH]c2cc(Cl)ccc12
Answer: a, 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}
[(2R)-2-hydroxy-3-[2-(3-phenylpropanoyl)phenoxy]propyl]-propylazanium