Sextet in B flat major,Op.18 Septet in E flat major,Op.20 Waltz in E flat major,op.18 Quartet in B flat major,op.130 Quartet in E flat major,op.127 Septet in E flat major, Op.20 Octet in E flat major, op.20 Septet in E-flat major, op. 20 No.2 in B flat major,op.19 Octet in E flat major, Op.20