Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a: COP(=O)(OC)OC(c1ccc(Cl)cc1)P(=O)(OC)OC
b: NC(Cc1ccc(O)c(C(=O)O)c1)C(=O)O
c: CCCCOP(=O)(OCCCC)Oc1ccccc1
d: CC1Cc2cc3c(cc2C(c2ccc(N)cc2)=NN1)OCO3
e: CC(C)=NNC(=O)CSc1cc(Oc2ccc(C)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}