3.

(a) Self-sorting experiment; (b) comparison of 1H NMR spectra between postreaction mixture and pure Fc 3 ( l -2) 2 (see Supporting Information, Figure S15 for Fc 3 ( d -2) 2 spectrum).

(a) Self-sorting experiment; (b) comparison of 1H NMR spectra between postreaction mixture and pure Fc 3 ( l -2) 2 (see Supporting Information, Figure S15 for Fc 3 ( d -2) 2 spectrum).