Task: Please answer the multiple choice question.
Question: Which molecules are not a 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] CNCCN1CCCc2cc(NC(=N)c3cccs3)ccc21
[b] CCc1nn(CCCN2CCN(c3cccc(Cl)c3)CC2)c(=O)n1CCOc1ccccc1
[c] Cc1ccc2c(N3CCN(CCc4cccc5c4OCc4nc(C(F)(F)F)cn4-5)CC3)cccc2n1
[d] Cc1ncoc1-c1nnc(SCCN2CC[C@]3(C[C@H]3c3ccc(C(F)(F)F)cc3)C2)n1C
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-[1-[2-(methylamino)ethyl]-3,4-dihydro-2H-quinolin-6-yl]thiophene-2-carboximidamide