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, b, c, or d without using any additional words.
Options:
a. COC(=O)c1cc2ccsc2n1CC(=O)Nc1ccc(N(C)C)cc1
b. O=C(NNC(=O)C1CC(c2cccs2)=NO1)Nc1ccccc1
c. O=C(O)c1sccc1Oc1ccc(NS(=O)(=O)c2cccc(F)c2)cc1
d. Cc1ccc(Oc2nc(-c3cccnc3)nc3ccccc23)c([N+](=O)[O-])n1
Answer: a, b, c, d
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}