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: CCc1ccc(NC(=O)CSc2nc3n[nH]c(C)c3c(=N)n2-c2cccc(OC)c2)cc1
b: CCc1cccc(C)c1NC(=O)CSc1nnc(-c2ccco2)n1N
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}