Okadaic acid

(R) -2-hydroxy-3- ((2S,5R,6R,8S) -5-hydroxy-8- ((R, E) -4- ((2R,4a'R,5R,6'S,8'R,8a'S) -8'-hydroxy-6'- ((1S,3S) -1-hydroxy-3- ((2S,3R,6S) -3-methyl-1,7-dioxaspiro[5.5]undecan-2-yl) butyl) -7'-methyleneoctahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]pyran]-5-yl) but-3-en-2

[C@H] ([C@H] (NC (=O) C1=NC ([C@@H] (NC[C@@H] (C (N) =O) N) CC (N) =O) =NC (N) =C1C) C (N[C@@H] ([C@H] ([C@@H] (C (N[C@H] (C (NCCC2=NC (=CS2) C3=NC (C (NCCC[S+] (C) C) =O) =CS3) =O) [C@@H] (C) O) =O) C) O) C) =O) (O[C@H]4[C@@H] (O[C@@H]5[C@@H] (O) [C@@H] (OC (N) =O) [C@H] (O) [C@@H] (CO) O5) [C@@H] (O) [C@H] (O

A solution in ethanol. To change the solvent, simply evaporate the ethanol under a gentle stream of nitrogen and immediately add the solvent of choice.