Crystal structure of ethyl-{3-thioxo-2-(3-thioxo-11,14, 17,20-tetraoxa-2,4-diaza-3λ5-phospha-tricyclo[19.4.0.05,10]- pentacosa-l(25),5(10),6,8,21,23-hexaene-3-yl)-11,14,17,20-tetraoxa-2,4-diaza-3λ5-phospha-tricyclo-[19.4.0.05,10]- pentacosa-1(25),5(10),6,8,21,23-hexaene-3-yl}-amine monohydrate, (C38H49N5O8P2S2) · H2O