Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1cc(NC(=O)CSCC(=O)Nc2cccc(C(F)(F)F)c2)c(Cl)cc1Cl
b.) O=C(/C=C/c1cccc([N+](=O)[O-])c1)N1CCN(C(=O)c2ccco2)CC1
Answer: 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}