Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Cc1nn(CCOCC(F)(F)F)c2c(Nc3ccncn3)nc(N3CCN[C@H](C)C3)nc12
b. O=C(c1cc(F)cc(F)c1)N1CCN(c2ccc(OCCCN3CCCCCC3)cc2)C(=O)C1.O=CO
c. CCn1cc([C@@]2(c3nn(CC(=O)O)c(=O)o3)N[C@@H](c3nc(-c4ccc(F)cn4)c[nH]3)Cc3c2[nH]c2ccccc32)cn1
d. CC[C@H](C)[C@H](C(=O)O)N1C[C@H](CN2CCC(c3cc(Cc4ccccc4)nn3CC)CC2)[C@@H](c2cccc(F)c2)C1
Answer: a
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}
3-methyl-5-[(3R)-3-methylpiperazin-1-yl]-N-pyrimidin-4-yl-1-[2-(2,2,2-trifluoroethoxy)ethyl]pyrazolo[4,3-d]pyrimidin-7-amine