Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CN(Cc1ccccc1)C(=O)c1[nH]cnc1C(=O)NCCCCCNC(=O)OC(C)(C)C
b) Cc1cc(C)c(NC(=O)CSc2nnc(-c3ccncc3)n2Cc2ccco2)c(Cl)c1
Answer: 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}