Task: Answer the MCQ question.
Question: Which compound exhibits a 4.801\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a O=C(COc1ccccc1F)c1ccc(O)cc1O
b CCCC(C)c1nnc(NC(=O)C2CC(=O)N(c3ccc(OCC)cc3)C2)s1
c CCCCc1cc(=O)oc2cc(C)cc(OCC(=O)NCC3CCC(C(=O)O)CC3)c12
d CCn1c2ccc(C)cc2c2nnc(SCCN3CCOCC3)nc21
e O=C(NCCc1c[nH]c2ccccc12)c1ccccc1Cl
Answer: d. CCn1c2ccc(C)cc2c2nnc(SCCN3CCOCC3)nc21
{#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#}
CCn1c2ccc(C)cc2c2nnc(SCCN3CCOCC3)nc21
CCn1c2ccc(C)cc2c2nnc(SCCN3CCOCC3)nc21
4-[2-[(5-ethyl-8-methyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]ethyl]morpholine