C312322331333132212111133133313331323133313331333133313331333133112323113231   >>    C31232233133313221211113313331333132313331333133313331333133313311232311323   <<    C312322331333132212111133133313331323133313331333133313331333133112323113233   >>      C312322331333132212111133133313331323133313331333133313331333133112323113232   >>