Task: Please answer the multiple choice question.
Question: Which molecules are 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. COc1ccccc1NS(=O)(=O)c1ccc(C)c(C(=O)NC2=NCCS2)c1
b. CN(C)c1ccnc2sc(C(=O)c3ccccc3)c(N)c12
c. CCC(=O)N1CCN(c2ccccc2NC(=O)Cc2ccc(Cl)cc2)CC1
Answer: 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}