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 additional words.
Options:
a CCN1CCN(C(=O)CCc2nc3ccccc3n2-c2ccccc2)CC1
b Cc1nc(Cl)c2c(n1)NC1=C(O2)C(=O)CCC1
c CC(=O)c1cccc(N(C(=O)c2csnn2)C(C(=O)NC2CCCC2)c2ccccc2)c1
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}