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) CS(=O)(=O)c1ccc(SCC(=O)NC2CCS(=O)(=O)C2)c([N+](=O)[O-])c1
(b) CCOC(=O)C1CCCN(C(=O)c2cccc(S(=O)(=O)N3CC(C)OC(C)C3)c2)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}