C2221333133313331311233132313331333133313331311233133313311211111231   >>    C222133313331333131123313231333133313331333131123313331331121111123   <<    C2221333133313331311233132313331333133313331311233133313311211111233   >>      C2221333133313331311233132313331333133313331311233133313311211111232   >>