Task: Answer the multiple-choice question.
Query: Which drug has a 21.326\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CCC(=O)N1CCCc2ccccc21
b. COc1cccc(NC(=S)NC(=O)c2c(Cl)c(C)nn2C)c1
c. Cc1c(C)n(C)c2ccc(C(=O)N3CCN(c4ccccn4)CC3)cc12
d. O=C(O)C1=NOC(CNC(=O)c2ccccc2Cl)C1
e. CCSc1nnc(C(N)Cc2ccccc2)o1.Cl
Answer: d. O=C(O)C1=NOC(CNC(=O)c2ccccc2Cl)C1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(O)C1=NOC(CNC(=O)c2ccccc2Cl)C1
O=C(O)C1=NOC(CNC(=O)c2ccccc2Cl)C1
5-[[(2-chlorobenzoyl)amino]methyl]-4,5-dihydro-1,2-oxazole-3-carboxylicacid