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) O=S(=O)(NCc1csc(-c2cccs2)n1)c1cccc(C(F)(F)F)c1
(b) O=C(COC(=O)C1CSC2(c3ccc(F)cc3)CCC(=O)N12)NC(=O)NC1CCCC1
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}