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 additional words.
Options:
a.) COC(=O)C1=C(c2cc3ccccc3s2)C[C@@H]2CC[C@H]1N2C(=O)NC1CC1
b.) CCCNC(=O)c1cnc(Sc2ncc(C(F)(F)F)cc2Cl)n1C
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}