{HEAD ~ Methods} of fabricating complex three dimensional structures on {TAIL ~ patterned substrates} and related compositions are provided 
{ HEAD ~ Methods } of fabricating complex three dimensional structures on { TAIL ~ patterned substrates } and related compositions are provided
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH