Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc(OC)c(NC(=O)c2ccccc2NC(=O)c2ccco2)c1
b) CCOCCCNC(=O)CCN1C(=O)c2ccccc2Sc2ncccc21
c) Cc1cc(NS(=O)(=O)c2ccc(NC(=O)CSc3nnc(-c4ccco4)n3C)cc2)nc(C)n1
d) CSc1sc(C)cc1C1C(C#N)=C(N)N(c2cccnc2)C2=C1C(=O)CCC2
Answer: a
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}