C132233133112121111331333133313331333132322331333131121133231231   >>    C13223313311212111133133313331333133313232233133313112113323123   <<    C132233133112121111331333133313331333132322331333131121133231233   >>      C132233133112121111331333133313331333132322331333131121133231232   >>