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 CCOC(=O)N1CCN(S(=O)(=O)c2ccc(C(=O)Nc3nnc(C4CC4)o3)cc2)CC1
b COc1cc(C(C2=C(O)CC(C)(C)CC2=O)C2C(=O)CC(C)(C)CC2=O)cc(OC)c1OC
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}