Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
(a) CCOc1ccc([N+](=O)[O-])cc1
(b) CCOCN(C(=O)CCl)c1c(C)cccc1CC
(c) CSc1ccc(OP(C)(C)=S)cc1C
(d) NNC(=O)CSc1cc(Oc2ccc(F)cc2)ncn1
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}