Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=c1c2ccccc2nc(-c2ccccc2)n1-c1ccc(OCCCN2CCCC2)cc1
[b] N#Cc1cc(N2CCN(CCN3CCC(C(F)(F)F)CC3)C2=O)ccc1F
[c] O=C(O)CC1CCC(c2ccc(-c3nc4cc(NC(=O)c5nc(-c6ccccc6)oc5C(F)(F)F)ccc4[nH]3)cc2)CC1
[d] CC(=O)Nc1cccc(Nc2ncnc(N3CCC(Oc4ccc(C(F)(F)F)cc4)CC3)n2)c1C
Answer: a, b, d
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}
2-fluoro-5-[2-oxo-3-[2-[4-(trifluoromethyl)piperidin-1-yl]ethyl]imidazolidin-1-yl]benzonitrile