C312322331333132212111133133313331323133313331333133313331333133313233231323221   >>    C31232233133313221211113313331333132313331333133313331333133313331323323132322   <<    C312322331333132212111133133313331323133313331333133313331333133313233231323223   >>      C312322331333132212111133133313331323133313331333133313331333133313233231323222   >>