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, or c without using any other words.
Options:
(a) Cn1c(=O)cc(OCCCC(=O)NCc2ccc3c(c2)OCO3)c2ccccc21
(b) COc1cc(-c2nn3c(-c4ccccc4)nnc3s2)cc(OC)c1OC
(c) O=C(COC(=O)c1ccc(Cl)nc1)Nc1ccc(S(=O)(=O)N2CCCC2)cc1
Answer: a, b, c
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}