C312111333131323132313233313131323132313132322331323331323232233231   >>    C31211133313132313231323331313132313231313232233132333132323223323   <<    C312111333131323132313233313131323132313132322331323331323232233233   >>      C312111333131323132313233313131323132313132322331323331323232233232   >>