AliBitPacking::PackWord(chno,baseword,12,17);
AliBitPacking::PackWord(mcmno,baseword,18,28);
AliBitPacking::PackWord(0,baseword,29,30);
AliBitPacking::PackWord(chno,baseword,12,17);
AliBitPacking::PackWord(mcmno,baseword,18,28);
AliBitPacking::PackWord(0,baseword,29,30);