Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CC(C)c1nc(SCC(=O)NC2CCCCC2)c2ccccc2n1
b) Cc1cc([N+](=O)[O-])ccc1NC(=O)c1sc2ncn(CC(=O)N3CCOCC3)c(=O)c2c1C
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}