polymorphic and or pseudopolymorphic forms in some embodiments at least a portion of the salt is in a crystalline form in some embodiments the crystalline form of the phosphate salt compound i is form 1 and shows an xrpd pattern having at least four six eight or ten or all of the following 2 u03b8 u00b0 peaks about 5 4 about 6 5 about 9 5 about 14 7 about 15 6 about 16 8 about 17 9 about 19 2 about 22 2 about 22 8 and about 23 65 in some embodiments the crystalline form of the phosphate salt of compound i is form 1 and shows an xrpd pattern which is substantially the same as the xrpd pattern of the fig1 form 1 was not reproduced when scaled up in some embodiments the crystalline form of the phosphate salt of compound i is form 2 and shows an xrpd pattern having at least four six or all of the following 2 u03b8 u00b0 peaks about 6 5 about 8 about 8 8 about 11 0 about 14 5 about 17 3 and about 18 2 in some embodiments the crystalline form of the phosphate salt of compound i is form 2 and shows an xrpd pattern which is substantially the same as the xrpd pattern of the fig1 in some embodiments the crystalline form 2 of compound i phosphate salt shows a tga dsc and or gvs analysis substantially the same as the tga dsc and gvs analysis represented by fig2 24 and 25 respectively in some embodiments.