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 or b without using any other words.
Options:
a CCN(CC)CCn1c(=O)n(-c2ccc(Cl)cc2)c(=O)c2c3c(sc21)CN(C)CC3
b Nc1c(S(=O)(=O)c2cccs2)c2nc3ccccc3nc2n1Cc1cccs1
Answer: a, 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}