You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3'R,4S,6'R,7'S,8'E,11'S,12'R)-7-chloro-7'-[(4,4-dimethyl-5H-1,3-oxazol-2-yl)methyl]-7'-hydroxy-11',12'-dimethyl-13',13'-dioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-8,16(25),17,19(24)-tetraene]-15'-one;(3'R,4S,6'R,7'R,8'E,11'S,12'R)-7-chloro-7'-[(4,4-dimethyl-5H-1,3-oxazol-2-yl)methyl]-7'-hydroxy-11',12'-dimethyl-13'-methylidene-13'-oxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-8,16(25),17,19(24)-tetraene]-15'-one;(3'R,4S,6'R,7'R,8'E,11'S,12'R)-7-chloro-7'-(3-hydroxyprop-1-ynyl)-7'-methoxy-11',12'-dimethyl-13'-methylidene-13'-oxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-8,16(25),17,19(24)-tetraene]-15'-one;2-[(3'R,4S,6'R,7'S,8'E,11'S,12'R)-7-chloro-7'-methoxy-11',12'-dimethyl-13'-methylidene-13',15'-dioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-8,16(25),17,19(24)-tetraene]-7'-yl]-N,N-diethylacetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C154H197Cl4N11O21S4
assistant