Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) COc1ccc(Cl)cc1NC(=O)CN(C)C(=O)c1ccc(C)s1
b.) COc1ccc(C(CC(=O)N2CCCC2)c2ccc(F)cc2)cc1
c.) Clc1cccc(CSc2nc3ccncc3[nH]2)c1
Answer: b
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}