Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCC(c1nnnn1C(C)(C)C)N1CCN(C2CCCC2)CC1
[b] CCOC(=O)c1c(NC(=S)Nc2cc([N+](=O)[O-])ccc2OC)sc2c1CCCCC2
[c] Cn1c(=O)c2c(nc(Oc3cccc(O)c3)n2C)n(C)c1=O
Answer: a, b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}