Ac-Asp-Glu-Asp (EDANS) -Glu-Glu-Abu-L-lactoyl-Ser-Lys (DABCYL) -NH2 ammonium salt

CC[C@@H] (C (=O) O[C@@H] (C) C (=O) N[C@@H] (CO) C (=O) N[C@@H] (CCCCNC (=O) C1=CC=C (C=C1) N=NC2=CC=C (C=C2) N (C) C) C (=O) N) NC (=O) [C@H] (CCC (=O) O) NC (=O) [C@H] (CCC (=O) O) NC (=O) [C@H] (CC (=O) NCCNC3=CC=CC4=C3C (=CC=C4) S (=O) (=O) O) NC (=O) [C@H] (CCC (=O) O) NC (=O) [C@H] (CC (=O) O) NC (=O) C