C312322331333132212111133133313331323132322331333131131223323221   >>    C31232233133313221211113313331333132313232233133313113122332322   <<    C312322331333132212111133133313331323132322331333131131223323223   >>      C312322331333132212111133133313331323132322331333131131223323222   >>