C31313132333131133132233132233131121133132333131333132333132323312331   >>    C3131313233313113313223313223313112113313233313133313233313232331233   <<    C31313132333131133132233132233131121133132333131333132333132323312333   >>      C31313132333131133132233132233131121133132333131333132333132323312332   >>