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, b, c, d, or e without using any additional words.
Options:
[a] CC(=O)NCC1CCCN(c2nc3nonc3nc2N(C)Cc2ccccc2)C1
[b] O=C(Nc1ccc(Cl)c(Cl)c1)N(Cc1cccnc1)Cc1ccco1
[c] COCCSc1nnc(NC(=O)CS(=O)(=O)c2ccc(C)cc2)s1
[d] Cc1c(C#N)c(=O)c(-[n+]2ccccc2)c([S-])n1-c1ccc(Cl)cc1
[e] COc1ccc(N=Nc2nc3cc(Br)c(Br)cc3n2C)c(OC)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}