C132233133112121111331333133313331333132322331333133313232212111111312121   >>    C13223313311212111133133313331333133313232233133313331323221211111131212   <<    C132233133112121111331333133313331333132322331333133313232212111111312123   >>      C132233133112121111331333133313331333132322331333133313232212111111312122   >>