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 other words.
Options:
[a] CN(C)CCNc1ncnc2oc(-c3ccccc3)c(-c3ccccc3)c12
[b] CCOc1ccc(S(=O)(=O)NCCC(=O)NCCc2ccc(OCC)c(OCC)c2)cc1
[c] CCc1nnc(NC(=O)CSc2nnc(COc3ccccc3)n2Cc2ccccc2)s1
[d] CCOCCn1[nH]c2ccccc2c1=O
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}