Task: Please answer the multiple choice question.
Question: Which molecules are not 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 additional words.
Options:
a) CCNC1CCC(c2c[nH]c3ccc(NC(=N)c4cccs4)cc23)CC1
b) CCc1nc2cc3c(cc2s1)CCN(CCCSc1nnc(-c2cccc4nc(C)ccc24)n1C)CC3
c) COc1cc(-c2cn(C3C[C@@H](c4ccccc4)CCN(CC(F)(F)F)C3=O)nn2)ccc1-n1cnc(C)c1
d) CC[C@H](C)[C@H](C(=O)O)N1CC(CN2CCC(c3cc(Cc4ccc(-c5ccccc5)cc4)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}
N-[3-[4-(ethylamino)cyclohexyl]-1H-indol-5-yl]thiophene-2-carboximidamide