Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: COC(=O)c1ccc(S(=O)(=O)NCc2ccc(S(N)(=O)=O)cc2)o1
b: CCN(CCCNC(=O)CNC(=O)c1nn(-c2ccc(OC)cc2)c(=O)c2ccccc12)c1cccc(C)c1
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}