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: O=C(Cc1n[nH]c(=O)c2ccccc12)Nc1cccc(S(=O)(=O)N2CCCCCC2)c1
b: COC(=O)c1cnc2c(c1C(=O)OC)c(=O)n(C)c(=O)n2C
c: CCc1cc[n+](-c2nc([O-])sc2C=O)cc1
Answer: 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}