Problem statement: Answer the MCQ question.
Query: Which drug has a 8.749\% 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] CC(=O)c1ccc(NC(=O)CCCCCn2nnc3ccccc3c2=O)cc1
[b] NS(=O)(=O)c1ccc(CCNC(=O)COC(=O)CC(c2ccccc2)c2ccccc2)cc1
[c] O=P1(NCCCl)OCCCN1CCCl
[d] CCc1nnc(NC(=O)CCNC(=O)c2ccco2)s1
[e] Nc1nc(CSc2n[nH]c(-c3ccccc3)n2)nc(Nc2ccccc2)n1
Answer: c. O=P1(NCCCl)OCCCN1CCCl
{#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=P1(NCCCl)OCCCN1CCCl
O=P1(NCCCl)OCCCN1CCCl
N,3-bis(2-chloroethyl)-2-oxo-1,3,2λ5-oxazaphosphinan-2-amine