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. Cc1ccc(CN(C)C(=O)c2cccc(S(=O)(=O)N3CCN(Cc4ccccc4)CC3)c2)o1
b. CC(=O)N(Cc1cccs1)Cc1cc2cc(C)c(C)cc2nc1Cl
c. COC(=O)C1(C)NC(c2ccco2)C2C(=O)N(c3ccc(C)cc3)C(=O)C21
d. O=C(C1COc2ccccc2O1)N1CCN(S(=O)(=O)c2ccccc2)CC1
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}