C232212111133133312331333133313231333132311233133313331333112312121   >>    C23221211113313331233133313331323133313231123313331333133311231212   <<    C232212111133133312331333133313231333132311233133313331333112312123   >>      C232212111133133312331333133313231333132311233133313331333112312122   >>