C132233133112121111331333133313331333132322331333131211113323323321   >>    C13223313311212111133133313331333133313232233133313121111332332332   <<    C132233133112121111331333133313331333132322331333131211113323323323   >>      C132233133112121111331333133313331333132322331333131211113323323322   >>