Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1ccc(CCN2C(=O)N(NS(C)(=O)=O)CC2c2ccc(OC)cc2)cc1
b CC1CCCN1CCCOc1ccc(N2CCN(C(=O)c3cc(F)cc(F)c3)CC2=O)cc1
c NC(=O)C1CCCc2c1[nH]c1ccc(Cl)cc21
d NC(=O)Cc1ccc(C2CCC(N3CC(NC(=O)CNc4n[nH]c5ccc(C(F)(F)F)cc45)C3)CC2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-[4-(4-methoxyphenyl)-3-[2-(4-methoxyphenyl)ethyl]-2-oxoimidazolidin-1-yl]methanesulfonamide