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, c, or d without using any additional words.
Options:
a: CC(C)(C)n1nnnc1C(c1cccs1)N(Cc1cccnc1)Cc1ccccc1Cl
b: CC(=O)N1CCN(c2ccc(NC(=O)c3cccc([N+](=O)[O-])c3)cc2)CC1
c: c1ccc(C2=Nn3c(nnc3-c3ccccn3)SC2)cc1
d: C[n+]1ccc(C(=O)Nc2ccccc2Cl)cc1.[I-]
Answer: a, b, c, d
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}