C232212111133133312331333133313231333132311233133313331333131133123213311231   >>    C23221211113313331233133313331323133313231123313331333133313113312321331123   <<    C232212111133133312331333133313231333132311233133313331333131133123213311233   >>      C232212111133133312331333133313231333132311233133313331333131133123213311232   >>