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 other words.
Options:
a. COc1cc(/C=C/C(=O)O)cc(S(=O)(=O)Nc2ccc3nc(C)sc3c2)c1OC
b. CCN(CC)CCNC(=O)C(=O)Nc1cc2c3c(c1)CCN3C(=O)CC2
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}