“…11-Azido-1-undecanol was synthesized from 11-bromo-1-undecanol and sodium azide according to the literature. 81 4,4,5,5,6,6,7,7,8,8,9,9, was purchased from Sigma-Aldrich. Alexa Fluor 555 azide (9) and the fluorescent labeled lectin Alexa Fluor 647 conjugate of PNA from Arachis hypogaea (peanut) were supplied by Invitrogen.…”