Task: Answer the MCQ question.
Query: Which compound exhibits a -65.648% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CC(C(=O)NCC1CCCO1)N(C(=O)c1snc(C(N)=O)c1N)c1ccccc1
[b] O=C(Nc1ccccc1)c1ccc(Br)c(S(=O)(=O)Nc2cccnc2)c1
[c] Cc1ccc(C(=O)C2C(=O)c3ccccc3C2=O)cc1
[d] CCCCCc1cc(=O)oc2c(C(CCN3CCCC3)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
Answer: d. CCCCCc1cc(=O)oc2c(C(CCN3CCCC3)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCCc1cc(=O)oc2c(C(CCN3CCCC3)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
CCCCCc1cc(=O)oc2c(C(CCN3CCCC3)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
5,7-dimethoxy-4-pentyl-8-[3-pyrrolidin-1-yl-1-(3,4,5-trimethoxyphenyl)propyl]chromen-2-one