C312322331333132212111133133313331323133313221211111122212331321   >>    C31232233133313221211113313331333132313331322121111112221233132   <<    C312322331333132212111133133313331323133313221211111122212331323   >>      C312322331333132212111133133313331323133313221211111122212331322   >>