C232212111133133312331333133313231333132311233133313331333131211231   >>    C23221211113313331233133313331323133313231123313331333133313121123   <<    C232212111133133312331333133313231333132311233133313331333131211233   >>      C232212111133133312331333133313231333132311233133313331333131211232   >>