Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCN(CCCNC(=O)C1CCN(S(=O)(=O)N2CCOCC2)CC1)c1cccc(C)c1
(b) CCOC(=O)C(NC(=O)CCl)(Nc1ccc(C(O)(C(=O)OCC)C(F)(F)F)cc1)C(F)(F)F
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}