C312322331333132212111133133313331323133313331333133313331333133313232223312321   >>    C31232233133313221211113313331333132313331333133313331333133313331323222331232   <<    C312322331333132212111133133313331323133313331333133313331333133313232223312323   >>      C312322331333132212111133133313331323133313331333133313331333133313232223312322   >>