Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Nc1cc(CNC(=O)c2ccc(Oc3ccc(OCc4cccc(F)c4)cc3)nc2)ccn1
(b) CC(C)(C)C#Cc1ccc2c(c1)[C@]1(COC(N)=N1)c1cc(-c3cncnc3)ccc1O2
(c) CC1CN(C(=O)c2ccccc2)CCN1C(=O)C(=O)c1c[nH]c2ccncc12
(d) COc1ccc(-c2ccc3c(N4CCOC[C@@H]4C)nc(N4CCOC[C@@H]4C)nc3n2)cc1C(N)=O
Answer: b
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}
(4R)-2'-(3,3-dimethylbut-1-ynyl)-7'-pyrimidin-5-ylspiro[5H-1,3-oxazole-4,9'-xanthene]-2-amine