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, d, or e without using any additional words.
Options:
[a] O=C(Nc1ccc(-c2nnn[nH]2)cc1F)C(C1CCCCC1)n1c(-c2ccc(Cl)cc2)nc2cc(F)c(F)cc21
[b] CN(CC(=O)N(Cc1ccc(C2CCCCC2)cc1)c1ccc(C(=O)O)c(O)c1)S(=O)(=O)c1c(F)c(F)c(F)c(F)c1F
[c] CC(NC(=O)C1(N)CCN(c2ncnc3[nH]ccc23)CC1)c1ccccn1
[d] CCN(CC)CCNC(=O)c1cc(Cl)c(N)cc1OC
[e] CNCC[C@@H](Oc1cc(Cl)ccc1C#N)c1ccccc1
Answer: 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}
4-amino-5-chloro-N-[2-(diethylamino)ethyl]-2-methoxybenzamide