C312322331333132212111133133313331333133312121111331323221333131312321   >>    C31232233133313221211113313331333133313331212111133132322133313131232   <<    C312322331333132212111133133313331333133312121111331323221333131312323   >>      C312322331333132212111133133313331333133312121111331323221333131312322   >>